Post #24322 15 Nov 23, 2025, 03:23 UTC A Very Fast 64–Bit Date Algorithm: 30–40% faster by counting dates backwardshttps://www.benjoffe.com/fast-date-64https://redd.it/1p4b4dx@r_cpp Benjoffe A Very Fast 64–Bit Date Algorithm: 30-40% faster Counting years backwards unlocks faster speed. The first date algorithm to use only 4 multiplications, instead of 7+